Skripsi ini membahas mengenai kerja sama ASEAN di bidang ekonomi ditinjau dari aspek-aspek hukum internasional. Pembahasan dimulai dari perkembangan kerja sama ASEAN baik intra ASEAN maupun hubungan eksternal ASEAN di bidang ekonomi, serta ditinjau kesesuaiannya berdasarkan Piagam ASEAN dan berdasarkan GATT/WTO. Selain itu, juga ditinjau secara yuridis berdasarkan hukum internasional mengenai kekuatan mengikat dan konsekuensi yuridis perjanjian-perjanjian kerja sama ASEAN di bidang ekonomi terhadap negara-negara anggota ASEAN. Selanjutnya, akan dilihat implikasi perjanjian-perjanjian kerja sama ASEAN di bidang ekonomi terhadap hukum nasional Indonesia dan permasalahan-permasalahan yang dihadapi Indonesia dalam pelaksanaannya.

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This paper study is focusing on the economic cooperation in ASEAN that is analyzed from the international law aspects. The discussion starts from the development of the cooperation of ASEAN in both intra ASEAN and its external relations. In addition, the ASEAN's economic cooperation compatibility is viewed based on the ASEAN Charter as well as the GATT/WTO. Besides, based on the international law, this study explains the enforceability and the juridical consequences from agreements of the economic cooperation in ASEAN to the member of ASEAN countries. Furthermore, this study also shows the implications of the agreements on ASEAN’s economic cooperation toward Indonesian national law, as well as the problems that Indonesia face in its implementation.